Earthquake with magnitude of ML 1.7 on date 28-01-2023 and time 23:16:21 (UTC) in region 5 km NW Gambettola (FC)

A magnitude ML 1.7 earthquake occured in region: 5 km NW Gambettola (FC), on

  • 28-01-2023 23:16:21 (UTC)
  • 29-01-2023 00:16:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1650, 12.3220 at 16 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Gambettola FC 5 10660 10660
Cesena FC 7 96758 107418
Cesenatico FC 7 25796 133214
Gatteo FC 8 9068 142282
Montiano FC 9 1716 143998
San Mauro Pascoli FC 10 11690 155688
Longiano FC 10 7126 162814
Savignano sul Rubicone FC 10 17766 180580
Cervia RA 11 28940 209520
Bellaria-Igea Marina RN 11 19519 229039
Roncofreddo FC 14 3386 232425
Borghi FC 15 2843 235268
Bertinoro FC 15 11059 246327
Santarcangelo di Romagna RN 15 22089 268416
Forlimpopoli FC 16 13290 281706
Sogliano al Rubicone FC 18 3195 284901

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km E of Cesena (96758 inhabitants)
23 Km NW of Rimini (147750 inhabitants)
23 Km E of Forlì (117913 inhabitants)
30 Km SE of Ravenna (159116 inhabitants)
37 Km E of Faenza (58541 inhabitants)
53 Km E of Imola (69797 inhabitants)
55 Km NW of Pesaro (94582 inhabitants)
66 Km NW of Fano (60888 inhabitants)
85 Km NE of Arezzo (99543 inhabitants)
86 Km E of Bologna (386663 inhabitants)
93 Km SE of Ferrara (133155 inhabitants)
96 Km E of Firenze (382808 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 1.7 2023-01-28
23:16:21
44.1652 12.3217 16 2024-03-01
17:18:14
Bollettino Sismico Italiano INGV 120025891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-28 23:16:21 ± 0.2
Latitude 44.1652 ± 0.0126
Longitude 12.3217 ± 0.0125
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 120025891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1134
Semi-minor axis of confidence ellipse (meter) 1015
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 33
Circular confidence region, given by single value of horizontal uncertainty (meter) 1130.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.44
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.45960
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 24
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 120025891
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-11 11:39:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PAOL.HHZ. 2023-01-28T23:18:16.16 3.0 undecidable manual Sg 15.91 0
CR.STON.BHZ. 2023-01-28T23:18:12.76 3.0 undecidable manual Sn -3.35 0
IV.GIZZ.HHZ. 2023-01-28T23:18:10.92 3.0 positive manual Pg 20.73 0
GU.TRAV.HHZ. 2023-01-28T23:18:02.40 3.0 undecidable manual Sn 0.37 0
GU.CANO.HHZ. 2023-01-28T23:17:48.98 3.0 undecidable manual Sn 2.17 0
IX.COL3.HHZ.02 2023-01-28T23:17:26.29 3.0 undecidable manual Pn 0.99 0
GU.MGRO.HHZ. 2023-01-28T23:17:20.01 3.0 positive manual Pg 6.11 0
IV.TRIF.CHZ. 2023-01-28T23:17:07.22 3.0 undecidable manual S -2.08 0
IV.MMO1.EHZ. 2023-01-28T23:16:49.26 0.6 undecidable manual P 150 162.0156 54 1.3 24
IV.MC2.EHZ. 2023-01-28T23:16:48.55 0.3 undecidable manual P 153 155.622 92 1.49 33
IV.CSP1.EHZ. 2023-01-28T23:16:45.82 0.3 undecidable manual P 149 138.5613 92 1.38 37
IV.FDMO.HHZ. 2023-01-28T23:16:45.33 0.3 undecidable manual P 154 139.4604 92 0.75 51
IV.PARC.HHZ. 2023-01-28T23:16:40.24 0.6 undecidable manual S 187 57.6978 97 0.66 42
IV.SFI.EHZ. 2023-01-28T23:16:37.73 0.6 undecidable manual S 233 47.619 99 0.81 40
IV.PESA.HHZ. 2023-01-28T23:16:37.56 0.6 undecidable manual S 121 48.2184 98 0.48 44
IV.CAFI.HHZ. 2023-01-28T23:16:37.53 0.3 undecidable manual P 197 97.0251 94 -0.51 59
IV.LMD.HHZ. 2023-01-28T23:16:37.87 0.6 undecidable manual S 259 49.9167 98 0.35 46
IV.SSFR.HHZ. 2023-01-28T23:16:36.45 0.3 undecidable manual P 155 88.8444 94 -0.34 63
IV.ARVD.HHZ. 2023-01-28T23:16:36.77 0.3 undecidable manual P 146 89.0442 94 -0.05 67
IV.ATPI.EHZ. 2023-01-28T23:16:35.42 0.3 undecidable manual P 175 79.5648 95 0.07 69
IV.FRON.EHZ. 2023-01-28T23:16:35.09 0.3 undecidable manual P 156 78.7656 95 -0.14 67
IV.RUFI.EHZ. 2023-01-28T23:16:34.25 0.3 undecidable manual P 241 74.2701 95 -0.3 65
IV.VMGN.HHN. 2023-01-28T23:16:33.08 0.3 undecidable manual P 250 67.0773 96 -0.37 65
IV.PIEI.HHZ. 2023-01-28T23:16:33.67 0.3 undecidable manual P 166 71.8725 95 -0.51 62
IV.MPAG.EHZ. 2023-01-28T23:16:33.14 0.3 undecidable manual P 149 68.9754 95 -0.6 61
IV.PARC.HHZ. 2023-01-28T23:16:31.39 0.3 undecidable manual P 187 57.6978 97 -0.61 61
IV.PE3.EHZ. 2023-01-28T23:16:31.28 0.3 undecidable manual P 165 53.9016 97 -0.14 70
IV.BRIS.HHZ. 2023-01-28T23:16:30.29 0.3 undecidable manual P 279 44.622 99 0.28 70
Y1.T1756.HNZ. 2023-01-28T23:16:30.57 0.6 undecidable manual S 236 21.0678 116 0.48 47
IV.SFI.EHZ. 2023-01-28T23:16:30.00 0.1 undecidable manual P 233 47.619 99 -0.47 88
IV.PESA.HHZ. 2023-01-28T23:16:30.34 0.3 undecidable manual P 121 48.2184 98 -0.22 70
IV.LMD.HHZ. 2023-01-28T23:16:30.33 0.1 undecidable manual P 259 49.9167 98 -0.48 88
IV.CPGN.EHZ. 2023-01-28T23:16:29.81 0.3 undecidable manual P 180 40.4262 101 0.44 68
IV.BLLA.EHE. 2023-01-28T23:16:28.23 0.3 undecidable manual S 102 12.0768 136 0.08 77
Y1.T1718.HNE. 2023-01-28T23:16:28.88 0.6 undecidable manual S 350 10.6782 140 0.99 37
IV.BRSN.HNE. 2023-01-28T23:16:27.59 0.3 undecidable manual P 305 23.2545 113 0.76 62
Y1.T1756.HNZ. 2023-01-28T23:16:26.28 0.1 undecidable manual P 236 21.0678 116 -0.24 97
IV.BLLA.EHE. 2023-01-28T23:16:24.80 0.1 undecidable manual P 102 12.0768 136 -0.6 91
Y1.T1718.HNE. 2023-01-28T23:16:24.99 0.1 undecidable manual P 350 10.6782 140 -0.26 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHE. ML:1.7 0.00013550000000000001 0.16 AML other m 2023-01-28T23:16:38.59
IV.SFI.EHN. ML:1.7 0.0001455 0.18 AML other m 2023-01-28T23:16:38.86
IV.LMD.HHE. ML:1.8 0.00017199999999999998 1.12 AML other m 2023-01-28T23:16:39.25
IV.LMD.HHN. ML:1.7 0.000132 1.78 AML other m 2023-01-28T23:16:40.04
IV.BRIS.HHE. ML:1.2 0.00004235 0.96 AML other m 2023-01-28T23:16:41.83
IV.RUFI.EHE. ML:1.6 0.000053309999999999996 0.42 AML other m 2023-01-28T23:16:44.57
IV.PIEI.HHN. ML:1.7 0.00008444999999999999 0.74 AML other m 2023-01-28T23:16:45.94
IV.PIEI.HHE. ML:1.7 0.00008165 0.6 AML other m 2023-01-28T23:16:46.60
IV.BRIS.HHN. ML:1.2 0.00004545 0.62 AML other m 2023-01-28T23:16:46.33
IV.SSFR.HHN. ML:2.0 0.00011779999999999999 1.04 AML other m 2023-01-28T23:16:51.60
IV.ARVD.HHN. ML:1.8 0.00007485 0.52 AML other m 2023-01-28T23:16:52.82
IV.SSFR.HHE. ML:2.1 0.00013550000000000001 0.22 AML other m 2023-01-28T23:16:53.71
IV.RUFI.EHN. ML:1.5 0.0000466 0.42 AML other m 2023-01-28T23:16:53.76
IV.ARVD.HHE. ML:1.6 0.000050900000000000004 0.48 AML other m 2023-01-28T23:16:55.46
IV.CAFI.HHN. ML:1.5 0.000034149999999999997 1.3 AML other m 2023-01-28T23:16:55.78
IV.CAFI.HHE. ML:1.6 0.000038350000000000004 0.42 AML other m 2023-01-28T23:16:58.24
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download